hi Richard, i am trying libguestfs 1.0.64, and have below errors at "make" step: make[2]: Entering directory `/home/quynh/projects/libguestfs/libguestfs-1.0.64/appliance' mv initramfs.fedora-11.i686.img initramfs.fedora-11.i686.img.bak mv: cannot stat `initramfs.fedora-11.i686.img': No such file or directory make[2]: [../initramfs/fakeroot.log] Error 1 (ignored) mv vmlinuz.fedora-11.i686 vmlinuz.fedora-11.i686.bak mv: cannot stat `vmlinuz.fedora-11.i686': No such file or directory make[2]: [../initramfs/fakeroot.log] Error 1 (ignored) if ! bash make.sh; then rm -f ../initramfs/fakeroot.log; exit 1; fi + '[' DEBIAN = REDHAT ']' + '[' DEBIAN = DEBIAN ']' + cd ../appliance + debirf make -n debian Loading profile 'debian'... Cannot read keyring '/usr/share/keyrings/debian-archive-keyring.gpg' for debootstrap verification. make[2]: *** [../initramfs/fakeroot.log] Error 1 make[2]: Leaving directory `/home/quynh/projects/libguestfs/libguestfs-1.0.64/appliance' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/home/quynh/projects/libguestfs/libguestfs-1.0.64' make: *** [all] Error 2 It is on Ubuntu 9.04. How can I fix this problem?